Video: What is Modbus Tester and how do I use it?

Published date:
27 August 2019

Issue
Need a simple tool that can read Modbus registers.

Product Line
Modbus Tester

Cause
Diagnosing communications or verifying values.

Resolution
Modbus Tester is a simple register reading/writing program. The below screen shot details each commonly used value block, and the video below shows how to read and write to registers. Note: Modbus Tester is hardcoded to port 502.

Attached is a copy of the program:

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